20755976

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{31259}}^1$

素因数の和:31348

約数の個数: 16

約数和(自身を含む): 39387600

約数和(自身を除く): 18631624

約数列:

[1, 2, 4, 8, 83, 166, 332, 664, 31259, 62518, 125036, 250072, 2594497, 5188994, 10377988, 20755976]

約数ペア:

[(1, 20755976), (2, 10377988), (4, 5188994), (8, 2594497), (83, 250072), (166, 125036), (332, 62518), (664, 31259)]